cgrammar 0.9.1

A comprehensive C language grammar parser library written in Rust, implementing the C23 standard (ISO/IEC 9899:2023).
Documentation 
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//en.cppreference.com/w/c/string/wide/wmemchr.html
#include <locale.h>
#include <stdio.h>
#include <wchar.h>
 
int main(void)
{
    wchar_t str[] = L"诺不轻信，故人不负我\0诺不轻许，故我不负人。";
    size_t sz = sizeof str / sizeof *str;
 
    wchar_t target = L'许';
    wchar_t* result = wmemchr(str, target, sz);
 
    if (result)
    {
        setlocale(LC_ALL, "en_US.utf8");
        printf("Found '%lc' at position %td\n",target, result - str);
    }
}